Game-Based Multiobjective Optimization of Suspension System for In-Wheel Motor Drive Electric Vehicle

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Index</td><td class="align_center">Smoothness evaluation index, <i>J</i><sub>vao</sub></td><td class="align_center">Root-mean-square value of the in-wheel motor acceleration <svg height="11.4846pt" id="M32" style="vertical-align:-5.34101pt" version="1.1" viewbox="-0.0498162 -6.14359 16.2559 11.4846" width="16.2559pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M548 455L523 469C505 448 490 439 461 439C416 439 374 447 316 447C144 447 23 310 23 161C23 47 89 -12 179 -12C312 -12 429 106 429 244C429 303 419 344 368 386L371 388C404 383 440 378 474 378C507 378 530 411 548 455ZM350 274C350 191 308 25 198 25C144 25 108 75 108 157C108 264 170 395 276 395C296 395 320 384 333 360C347 334 350 316 350 274Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,11.962,2.976)"><path d="M-255 573C-255 602 -277 625 -306 625C-333 625 -356 602 -356 573C-356 546 -333 522 -306 522C-277 522 -255 546 -255 573ZM-83 573C-83 602 -105 625 -134 625C-161 625 -184 602 -184 573C-184 546 -161 522 -134 522C-105 522 -83 546 -83 573Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.76,3.132)"><path d="M545 403C545 425 527 451 498 451C448 451 400 404 312 286L290 341C262 412 246 451 219 451C182 451 138 404 92 345L112 323C152 368 169 378 181 378C192 378 201 359 216 321L257 214C184 115 142 69 113 69C102 69 93 73 88 79S78 89 68 89C47 89 24 61 24 40C24 8 49 -12 75 -12C125 -12 175 31 271 175L312 64C330 15 357 -12 382 -12C421 -12 475 35 515 98L496 121C466 88 439 62 420 62C402 62 384 92 363 147L325 247C349 280 374 309 397 333C422 361 446 381 462 381C471 381 481 374 488 366C493 360 499 357 505 357C521 357 545 380 545 403Z"></path></g><g transform="matrix(.0065,0,0,-0.0065,11.892,5.233)"><path d="M436 222C436 297 385 359 295 376V378C320 391 343 407 363 428S394 474 394 501C394 578 333 635 239 635C186 635 138 610 110 577L63 514L91 490C114 525 158 571 211 571C266 571 306 541 306 483C306 411 234 371 141 343L151 306C167 311 192 317 219 317C276 317 344 282 344 194C346 102 296 46 227 46C166 46 125 76 99 97C91 104 81 103 71 97C62 90 47 75 46 62C44 50 48 39 62 26C77 10 120 -12 168 -12C242 -12 436 62 436 222Z"></path></g></svg></td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Suspension parameter optimization</td><td class="align_center">1.7577</td><td class="align_center">0.3978</td></tr><tr><td class="align_left">Vibration absorber optimization</td><td class="align_center">1.1717</td><td class="align_center">0.4765</td></tr><tr><td class="align_left">Multiple-objective optimization</td><td class="align_center">1.2009</td><td class="align_center">0.4102</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of the main evaluation indexes of three optimization schemes.</div>

Mathematical Problems in Engineering

tab2

Table 2

Table 2: Game-Based Multiobjective Optimization of Suspension System for In-Wheel Motor Drive Electric Vehicle 